开发游戏，通常需要在Assets中加载图片和多语言包，下面有个封装类。

/**
 * 图片加载类.
 * 
 * @author 凉
 * 
 */
public class Assets {
	private static Map<String, Map<String, String>> drawables = new HashMap<String, Map<String, String>>();

	private static Map<String, String> raws = new HashMap<String, String>();

	/**
	 * 如果是中文,则从drawable-zh目录加载图片.如果没有,在从drawable里面加载.
	 * 
	 * @param name
	 * @return
	 */
	public static String get(String name) {
		String result = null;
		if (isLunarSetting()) {
			Map map = (Map) drawables.get("drawable-zh");
			if (map != null) {
				String str3 = get(map, name);
				MyLog.d("", ">>>>>>>>>>>path>>>cn>>drawables:" + str3
						+ "   name:" + name);
				if (str3 != null) {
					result = str3;
				} else {
					String str4 = get((Map) drawables.get("drawable"), name);
					MyLog.d("", ">>>>>>>>>>>path>>>en>1>drawables:" + str4
							+ "   name:" + name);
					if (str4 != null) {
						result = str4;
					}
				}
			} else {
				String str2 = get((Map) drawables.get("drawable"), name);
				MyLog.d("", ">>>>>>>>>>>path>>>en>2>drawables:" + str2
						+ "   name:" + name);
				if (str2 != null) {
					result = str2;
				}
			}
		} else {
			String str1 = get((Map) drawables.get("drawable"), name);
			MyLog.d("", ">>>>>>>>>>>path>>>en>3>drawables:" + str1 + "   name:"
					+ name);
			if (str1 != null) {
				result = str1;
			}
		}
		return result;
	}

	private static String get(Map<String, String> map, String name) {
		String str = null;
		if (map.get(name + ".png") != null)
			str = (String) map.get(name + ".png");
		else {
			if (map.get(name + ".jpg") != null) {
				str = (String) map.get(name + ".jpg");
			}
		}
		return str;
	}

	private static String getLanguageEnv() {
		Locale local = Locale.getDefault();
		String language = local.getLanguage();
		String country = local.getCountry().toLowerCase();
		if ("zh".equals(language)) {
			if ("cn".equals(country))
				language = "zh-CN";
			else if ("tw".equals(country)) {
				language = "zh-TW";
			}
		} else if ("pt".equals(language)) {
			if ("br".equals(country)) {
				language = "pt-BR";
			} else if ("pt".equals(country)) {
				language = "pt-PT";
			}
		}
		return language;
	}

	/**
	 * 获取.plist资源.
	 * 
	 * @param name
	 * @return
	 */
	public static String getRaw(String name) {
		return (String) raws.get(name + ".plist");
	}

	/**
	 * 把文件夹res下面的drawable和raw下面的文件路径全部缓存起来.
	 * 
	 * @param context
	 * @throws IOException
	 */
	public static void init(Context context) throws IOException {
		String[] arraystr = context.getAssets().list("res");
		int i = arraystr.length;
		for (int j = 0; j < i; j++) {
			String str1 = arraystr[j];
			String[] strings;
			HashMap drawable;
			if (str1.startsWith("drawable")) {
				strings = context.getAssets().list("res/" + str1);
				drawable = new HashMap();
				int n = strings.length;
				for (int i1 = 0; i1 < n; i1++) {
					String str3 = strings[i1];
					drawable.put(str3, "res/" + str1 + "/" + str3);
				}
				drawables.put(str1, drawable);
			} else if (str1.equals("raw")) {
				String[] lists = context.getAssets().list("res/" + str1);
				for (String str2 : lists)
					raws.put(str2, "res/" + str1 + "/" + str2);
			}
		}
	}

	/**
	 * 是否是中文.
	 * 
	 * @return
	 */
	public static boolean isLunarSetting() {
		String str = getLanguageEnv();
		return ((str != null) && ((str.trim().equals("zh-CN")) || (str.trim()
				.equals("zh-TW"))));
	}
}

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